<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <link rel="stylesheet" href="./index.css">
    <script src="./index.js"></script>
</head>

<body>
    <div class="centerDiv">
        <div class="container">

        </div>
        <div class="buttonGroup" style="display: none;">
            <div>
                <button class="topBtn">↑</button>
            </div>
            <div>
                <button class="leftBtn">←</button>
                <button class="rightBtn">→</button>
            </div>
            <div>
                <button class="downBtn">↓</button>
            </div>
        </div>
        <audio src="./electricity.mp3" id="electricityAudio"></audio>
    </div>

</body>

</html>